1.When you use mobile phone to shoot videos through the Action Camera APP, the audio format of video will be WAV.
So if you use Android phone to playback videos in the APP, there’s no sound. But when you transfer the video file to your computer it has sound, and there’s no such issue if you use iPhone.
2. Please format SD card before use camcorder,SD card is not include.
Image sensor: CMOS 8MP sensor，Max. 24MP（interpolation）
Storage: SD/HCSD card up to 64GB(Exclude)
Light sensitivity: Auto/IOS100/ISO200/ISO400/ISO800/ISO1600/ISO3200
Focal distance: 1.5m～+∞
Photo fomat/size: Format:JPEG Resolution:VGA,1.2M,2M,3M,5M,8M,12M,14M,20M,24M（interpolation)
Video format/size: Format：MOV Resolution：FHD_1920X1080（30FPS)，HD_1280x720(120/60/30FPS)， VGA_640×480 (30FPS)
Digital zoom: 16X digital zoom
External Mic: Support
Remote control: Support
IR Infrared light: ＜1.0mRange Photo：On/Off Recording：On/Off
White balance: Auto/Daylight/Cloudy/Tungsten/Fluorescent(H)/Fluorescent(L)
Explosure compensation: -2.0EV～+2.0EV
Computer interface: Camera：USB2.0（high speed） Disk：USB2.0（high speed）
Power saving mode: Off/30 seconds /1 minutes /2 minutes /3 minutes /5 minutes
LCD Screen:3.0″ HD Touch Screen
External Lens: 37MM Standard mount, external UV mirror, wide-angle lens or extender(Not included,need to buy extra) Power supply: Li-ion battery: NP-40
Weight: Approx285±5g (battery excluded）
Video camera x 1
Microphone x 1
Lens cover x1
NP-40 Lithium battery x1
HDMI cable x 1
USB cable x1
Camera bag x 1
User manual x1Camcorder with External Microphone: This video camera not only has built-in microphone but also comes with a high sensitive external shotgun MIC. It is very useful in recording to reduce noise and provide much better video sound. Please note the plastic packaging of MIC battery should be removed when you are recording with MIC.
Full HD Camcorder: This camera is 1080p 30FPS 24.0 MP digital camera with 270 degree rotation 3-Inch TFT screen. You can rotate the screen to take a selfie. This vlogging camera with remote control can work as webcam. It is great for Youtube and you can share your life anytime and anywhere.
Youtube Camera with WiFi Function: Wi-Fi function supports data transfer via the “action camera” app. You can browse your photo in this app. Meanwhile, you can upload videos and pictures to tablet PC, smart phone and laptop. This camera can help you share your photos or videos anywhere, and in anyplace.
IR Night Vision Camcorder with 3.0” Touch Screen Function: With the night vision function, you can record at night or when the light is weak. The IR lights deliver a brilliantly clear, bright picture (black and white) in the darkest of scenes. With 3.0” touch screen function, you can easily pause and start your recording on the screen.
Warranty: A one-year warranty for the video camera is provided by Gongpon. Any doubts or displeasure in our products, please feel free to email our customer service team by Amazon. We will reply you within 24 hours and give you a satisfied solution.